Items | I | II | III | IV | V |
Na2O, % | 25.5-29 | 23.0-26.0 | 21.0-23.0 | 18.5-22.5 | 19.0-21.0 |
SiO2, % | 49.0-53.0 | 51.0-55.5 | 56.0-62.0 | 55.0-64.0 | 60.0-66.5 |
Modulus | 2.00±0.10 | 2.30±0.05 | 2.85±0.05 | 3.00±0.05 | 3.30±0.05 |
Dissolving Velocity (S)30°C | 60 max | 80 max | 180 max | 240 max | 240 max |
Bulk Density(g/ml) | 0.30-0.80 | 0.40-0.80 | 0.50-0.80 | 0.50-0.80 | 0.60-0.80 |
Particle Size (Pass 120 mesh screen) | 95% min | 95% min | 95% min | 95% min | 95% min |
1. Chemicals: Raw material for the manufacture of amorphous silica, silica gel, molecular screens and white fillers.
2. Detergents: Additive for alkalinity control and corrosion inhabition.
3. Textiles:
(1)Stabilizer in bleaching with hydrogen-peroxide.
(2)Metal sequestering agent.
(3)PH regulator.
4. Paper:
(1)Adhesive for corrugated cardboard.
(2)Stabilizer in bleaching with hydrogen-peroxide.
5. Foundry: Binder of molding sands.
6. Mining: Additive for mineral pelletizing.
7. Construction: Floor consolidation.
8. Welding: Binder in manufacture of rods.
9. Metallurgy and Refractory: Materials Setting accelerator for cement and refractories curing ( gunited)